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List: linux-kernel
Subject: Re: [PATCH v6 1/4] x86: kdump: move reserve_crashkernel_low() into crash_core.c
From: kbuild test robot <lkp () intel ! com>
Date: 2019-08-31 23:48:30
Message-ID: 201909010704.4m9y2sg7%lkp () intel ! com
[Download RAW message or body]
Hi Chen,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on linus/master]
[cannot apply to v5.3-rc6 next-20190830]
[if your patch is applied to the wrong git tree, please drop us a note to help \
improve the system]
url: https://github.com/0day-ci/linux/commits/Chen-Zhou/support-reserving-crashkernel-above-4G-on-arm64-kdump/20190901-053351
config: um-i386_defconfig (attached as .config)
compiler: gcc-7 (Debian 7.4.0-11) 7.4.0
reproduce:
# save the attached .config to linux build tree
make ARCH=um SUBARCH=i386
If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
In file included from include/linux/crash_core.h:9:0,
from kernel//printk/printk.c:37:
arch/x86/include/asm/kexec.h: In function 'crash_setup_regs':
arch/x86/include/asm/kexec.h:88:46: error: 'struct pt_regs' has no member named \
'bx' asm volatile("movl %%ebx,%0" : "=m"(newregs->bx));
^~
arch/x86/include/asm/kexec.h:89:46: error: 'struct pt_regs' has no member named \
'cx' asm volatile("movl %%ecx,%0" : "=m"(newregs->cx));
^~
arch/x86/include/asm/kexec.h:90:46: error: 'struct pt_regs' has no member named \
'dx' asm volatile("movl %%edx,%0" : "=m"(newregs->dx));
^~
arch/x86/include/asm/kexec.h:91:46: error: 'struct pt_regs' has no member named \
'si' asm volatile("movl %%esi,%0" : "=m"(newregs->si));
^~
arch/x86/include/asm/kexec.h:92:46: error: 'struct pt_regs' has no member named \
'di' asm volatile("movl %%edi,%0" : "=m"(newregs->di));
^~
arch/x86/include/asm/kexec.h:93:46: error: 'struct pt_regs' has no member named \
'bp' asm volatile("movl %%ebp,%0" : "=m"(newregs->bp));
^~
arch/x86/include/asm/kexec.h:94:46: error: 'struct pt_regs' has no member named \
'ax' asm volatile("movl %%eax,%0" : "=m"(newregs->ax));
^~
arch/x86/include/asm/kexec.h:95:46: error: 'struct pt_regs' has no member named \
'sp' asm volatile("movl %%esp,%0" : "=m"(newregs->sp));
^~
arch/x86/include/asm/kexec.h:96:49: error: 'struct pt_regs' has no member named \
'ss' asm volatile("movl %%ss, %%eax;" :"=a"(newregs->ss));
^~
arch/x86/include/asm/kexec.h:97:49: error: 'struct pt_regs' has no member named \
'cs' asm volatile("movl %%cs, %%eax;" :"=a"(newregs->cs));
^~
> > arch/x86/include/asm/kexec.h:98:49: error: 'struct pt_regs' has no member named \
> > 'ds'
asm volatile("movl %%ds, %%eax;" :"=a"(newregs->ds));
^~
> > arch/x86/include/asm/kexec.h:99:51: error: 'struct pt_regs' has no member named \
> > 'es'; did you mean 'regs'?
asm volatile("movl %%es, %%eax;" :"=a"(newregs->es));
^~
regs
arch/x86/include/asm/kexec.h:100:47: error: 'struct pt_regs' has no member named \
'flags' asm volatile("pushfl; popl %0" :"=m"(newregs->flags));
^~
arch/x86/include/asm/kexec.h:122:10: error: 'struct pt_regs' has no member named \
'ip' newregs->ip = _THIS_IP_;
^~
vim +98 arch/x86/include/asm/kexec.h
dd5f726076cc76 arch/x86/include/asm/kexec.h Vivek Goyal 2014-08-08 75
3c233d1334ffc8 include/asm-x86/kexec.h Harvey Harrison 2008-01-30 76 /*
3c233d1334ffc8 include/asm-x86/kexec.h Harvey Harrison 2008-01-30 77 * This \
function is responsible for capturing register states if coming 3c233d1334ffc8 \
include/asm-x86/kexec.h Harvey Harrison 2008-01-30 78 * via panic otherwise \
just fix up the ss and sp if coming via kernel 3c233d1334ffc8 include/asm-x86/kexec.h \
Harvey Harrison 2008-01-30 79 * mode exception. 3c233d1334ffc8 \
include/asm-x86/kexec.h Harvey Harrison 2008-01-30 80 */ 3c233d1334ffc8 \
include/asm-x86/kexec.h Harvey Harrison 2008-01-30 81 static inline void \
crash_setup_regs(struct pt_regs *newregs, 3c233d1334ffc8 include/asm-x86/kexec.h \
Harvey Harrison 2008-01-30 82 struct pt_regs *oldregs) 3c233d1334ffc8 \
include/asm-x86/kexec.h Harvey Harrison 2008-01-30 83 { 3c233d1334ffc8 \
include/asm-x86/kexec.h Harvey Harrison 2008-01-30 84 if (oldregs) { \
3c233d1334ffc8 include/asm-x86/kexec.h Harvey Harrison 2008-01-30 85 \
memcpy(newregs, oldregs, sizeof(*newregs)); 3c233d1334ffc8 include/asm-x86/kexec.h \
Harvey Harrison 2008-01-30 86 } else { 3c233d1334ffc8 include/asm-x86/kexec.h \
Harvey Harrison 2008-01-30 87 #ifdef CONFIG_X86_32 b69a3f9dc0bbdb \
include/asm-x86/kexec.h Joe Perches 2008-03-23 88 asm volatile("movl \
%%ebx,%0" : "=m"(newregs->bx)); b69a3f9dc0bbdb include/asm-x86/kexec.h Joe \
Perches 2008-03-23 89 asm volatile("movl %%ecx,%0" : "=m"(newregs->cx)); \
b69a3f9dc0bbdb include/asm-x86/kexec.h Joe Perches 2008-03-23 90 asm \
volatile("movl %%edx,%0" : "=m"(newregs->dx)); b69a3f9dc0bbdb include/asm-x86/kexec.h \
Joe Perches 2008-03-23 91 asm volatile("movl %%esi,%0" : \
"=m"(newregs->si)); b69a3f9dc0bbdb include/asm-x86/kexec.h Joe Perches \
2008-03-23 92 asm volatile("movl %%edi,%0" : "=m"(newregs->di)); b69a3f9dc0bbdb \
include/asm-x86/kexec.h Joe Perches 2008-03-23 93 asm volatile("movl \
%%ebp,%0" : "=m"(newregs->bp)); b69a3f9dc0bbdb include/asm-x86/kexec.h Joe \
Perches 2008-03-23 94 asm volatile("movl %%eax,%0" : "=m"(newregs->ax)); \
b69a3f9dc0bbdb include/asm-x86/kexec.h Joe Perches 2008-03-23 @95 asm \
volatile("movl %%esp,%0" : "=m"(newregs->sp)); b69a3f9dc0bbdb include/asm-x86/kexec.h \
Joe Perches 2008-03-23 @96 asm volatile("movl %%ss, %%eax;" \
:"=a"(newregs->ss)); b69a3f9dc0bbdb include/asm-x86/kexec.h Joe Perches \
2008-03-23 97 asm volatile("movl %%cs, %%eax;" :"=a"(newregs->cs)); \
b69a3f9dc0bbdb include/asm-x86/kexec.h Joe Perches 2008-03-23 @98 asm \
volatile("movl %%ds, %%eax;" :"=a"(newregs->ds)); b69a3f9dc0bbdb \
include/asm-x86/kexec.h Joe Perches 2008-03-23 @99 asm volatile("movl \
%%es, %%eax;" :"=a"(newregs->es)); b69a3f9dc0bbdb include/asm-x86/kexec.h Joe \
Perches 2008-03-23 100 asm volatile("pushfl; popl %0" \
:"=m"(newregs->flags)); 3c233d1334ffc8 include/asm-x86/kexec.h Harvey Harrison \
2008-01-30 101 #else b69a3f9dc0bbdb include/asm-x86/kexec.h Joe Perches \
2008-03-23 102 asm volatile("movq %%rbx,%0" : "=m"(newregs->bx)); b69a3f9dc0bbdb \
include/asm-x86/kexec.h Joe Perches 2008-03-23 103 asm volatile("movq \
%%rcx,%0" : "=m"(newregs->cx)); b69a3f9dc0bbdb include/asm-x86/kexec.h Joe \
Perches 2008-03-23 104 asm volatile("movq %%rdx,%0" : "=m"(newregs->dx)); \
b69a3f9dc0bbdb include/asm-x86/kexec.h Joe Perches 2008-03-23 105 asm \
volatile("movq %%rsi,%0" : "=m"(newregs->si)); b69a3f9dc0bbdb include/asm-x86/kexec.h \
Joe Perches 2008-03-23 106 asm volatile("movq %%rdi,%0" : \
"=m"(newregs->di)); b69a3f9dc0bbdb include/asm-x86/kexec.h Joe Perches \
2008-03-23 107 asm volatile("movq %%rbp,%0" : "=m"(newregs->bp)); b69a3f9dc0bbdb \
include/asm-x86/kexec.h Joe Perches 2008-03-23 108 asm volatile("movq \
%%rax,%0" : "=m"(newregs->ax)); b69a3f9dc0bbdb include/asm-x86/kexec.h Joe \
Perches 2008-03-23 109 asm volatile("movq %%rsp,%0" : "=m"(newregs->sp)); \
b69a3f9dc0bbdb include/asm-x86/kexec.h Joe Perches 2008-03-23 110 asm \
volatile("movq %%r8,%0" : "=m"(newregs->r8)); b69a3f9dc0bbdb include/asm-x86/kexec.h \
Joe Perches 2008-03-23 111 asm volatile("movq %%r9,%0" : "=m"(newregs->r9)); \
b69a3f9dc0bbdb include/asm-x86/kexec.h Joe Perches 2008-03-23 112 asm \
volatile("movq %%r10,%0" : "=m"(newregs->r10)); b69a3f9dc0bbdb \
include/asm-x86/kexec.h Joe Perches 2008-03-23 113 asm volatile("movq \
%%r11,%0" : "=m"(newregs->r11)); b69a3f9dc0bbdb include/asm-x86/kexec.h Joe \
Perches 2008-03-23 114 asm volatile("movq %%r12,%0" : "=m"(newregs->r12)); \
b69a3f9dc0bbdb include/asm-x86/kexec.h Joe Perches 2008-03-23 115 asm \
volatile("movq %%r13,%0" : "=m"(newregs->r13)); b69a3f9dc0bbdb \
include/asm-x86/kexec.h Joe Perches 2008-03-23 116 asm volatile("movq \
%%r14,%0" : "=m"(newregs->r14)); b69a3f9dc0bbdb include/asm-x86/kexec.h Joe \
Perches 2008-03-23 117 asm volatile("movq %%r15,%0" : "=m"(newregs->r15)); \
b69a3f9dc0bbdb include/asm-x86/kexec.h Joe Perches 2008-03-23 118 asm \
volatile("movl %%ss, %%eax;" :"=a"(newregs->ss)); b69a3f9dc0bbdb \
include/asm-x86/kexec.h Joe Perches 2008-03-23 119 asm volatile("movl \
%%cs, %%eax;" :"=a"(newregs->cs)); b69a3f9dc0bbdb include/asm-x86/kexec.h Joe \
Perches 2008-03-23 120 asm volatile("pushfq; popq %0" \
:"=m"(newregs->flags)); 3c233d1334ffc8 include/asm-x86/kexec.h Harvey Harrison \
2008-01-30 121 #endif de0d22e50cd3d5 arch/x86/include/asm/kexec.h Nick Desaulniers \
2018-10-30 122 newregs->ip = _THIS_IP_; 3c233d1334ffc8 include/asm-x86/kexec.h \
Harvey Harrison 2008-01-30 123 } 3c233d1334ffc8 include/asm-x86/kexec.h \
Harvey Harrison 2008-01-30 124 } 3c233d1334ffc8 include/asm-x86/kexec.h \
Harvey Harrison 2008-01-30 125
> > > > > > The code at line 98 was first introduced by commit
> > > > > > b69a3f9dc0bbdbf9278ac5bc8d4b6347c11a701b include/asm-x86/kexec.h: \
> > > > > > checkpatch cleanups - formatting only
> > > > > > TO: Joe Perches <joe@perches.com>
> > > > > > CC: Ingo Molnar <mingo@elte.hu>
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
[".config.gz" (application/gzip)]
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